6. Which of the following is not true about synthetic seeds?

A. Can be stored for a year without the loss of valuables
B. Easy to handle
C. Can be directly sown in the soil like natural seeds
D. Need hardening in the greenhouse

7. Recalcitrant seeds are

A. resistant to drying and freezing temperature
B. killed by drying and freezing temperature
C. both (a) and (b)
D. none of above

8. The encapsulation of somatic embryos can be carried out by

A. automatic encapsulation process
B. gel complexation
C. both (a) and (b)
D. coating proteins